[INFO] crate dir_lines_streamer 0.2.0 is already in cache [INFO] testing dir_lines_streamer-0.2.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate dir_lines_streamer 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate dir_lines_streamer 0.2.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate dir_lines_streamer 0.2.0 [INFO] finished tweaking crates.io crate dir_lines_streamer 0.2.0 [INFO] tweaked toml for crates.io crate dir_lines_streamer 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] aa670de2b80655b23e0a05581c4e0acd8d66e9eec04a0225f1c4d36695ec87ba [INFO] running `"docker" "start" "-a" "aa670de2b80655b23e0a05581c4e0acd8d66e9eec04a0225f1c4d36695ec87ba"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling alphanumeric-sort v1.0.13 [INFO] [stderr] Compiling dir_lines_streamer v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `"docker" "inspect" "aa670de2b80655b23e0a05581c4e0acd8d66e9eec04a0225f1c4d36695ec87ba"` [INFO] running `"docker" "rm" "-f" "aa670de2b80655b23e0a05581c4e0acd8d66e9eec04a0225f1c4d36695ec87ba"` [INFO] [stdout] aa670de2b80655b23e0a05581c4e0acd8d66e9eec04a0225f1c4d36695ec87ba [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] e65b08c7e98d53702d3ad7614c43c7a0196861a186fea7bab1addcd297b7d4a7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "e65b08c7e98d53702d3ad7614c43c7a0196861a186fea7bab1addcd297b7d4a7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling dir_lines_streamer v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.71s [INFO] running `"docker" "inspect" "e65b08c7e98d53702d3ad7614c43c7a0196861a186fea7bab1addcd297b7d4a7"` [INFO] running `"docker" "rm" "-f" "e65b08c7e98d53702d3ad7614c43c7a0196861a186fea7bab1addcd297b7d4a7"` [INFO] [stdout] e65b08c7e98d53702d3ad7614c43c7a0196861a186fea7bab1addcd297b7d4a7 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 45a11fbc441ae9f4540db01ce690b6d8d5f063dca0d064c34f9821dd50f053c5 [INFO] running `"docker" "start" "-a" "45a11fbc441ae9f4540db01ce690b6d8d5f063dca0d064c34f9821dd50f053c5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dir_lines_streamer-c23d40b7b129ef8d [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] files: [ [INFO] [stderr] "fixtures/non-empty-dir/messages.30.gz", [INFO] [stderr] "fixtures/non-empty-dir/messages.20", [INFO] [stderr] "fixtures/non-empty-dir/messages.10", [INFO] [stderr] "fixtures/non-empty-dir/messages.2", [INFO] [stderr] "fixtures/non-empty-dir/messages.1", [INFO] [stderr] "fixtures/non-empty-dir/messages", [INFO] [stderr] ] [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening first file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.1" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.2" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.10" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.20" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.30.gz" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Setting up Gzip decompression... [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] files: [ [INFO] [stderr] "fixtures/non-empty-dir/messages.30.gz", [INFO] [stderr] "fixtures/non-empty-dir/messages.20", [INFO] [stderr] "fixtures/non-empty-dir/messages.10", [INFO] [stderr] "fixtures/non-empty-dir/messages.2", [INFO] [stderr] "fixtures/non-empty-dir/messages.1", [INFO] [stderr] "fixtures/non-empty-dir/messages", [INFO] [stderr] ] [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening first file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.1" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.2" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.10" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.20" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Opening file: "fixtures/non-empty-dir/messages.30.gz" [INFO] [stderr] [2020-06-05T18:56:07Z DEBUG dir_lines_streamer] Setting up Gzip decompression... [INFO] [stdout] test tests::streamer_success ... ok [INFO] [stdout] test tests::collect ... ok [INFO] [stdout] test tests::streamer_failure ... ok [INFO] [stdout] test tests::streamer_empty ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::streamer_empty stdout ---- [INFO] [stdout] thread 'tests::streamer_empty' panicked at 'Unexpected error', src/lib.rs:224:18 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b56385d6b4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b56385d6b4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b56385d6b4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b56385d6b4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b563886fcc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55b563731ad5 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55b563857341 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55b56385ffa5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55b56385ffa5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55b56385ffa5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55b56385fc8b - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55b563860602 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55b563791331 - std::panicking::begin_panic::h5de9c181e5dc39cd [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:438 [INFO] [stdout] 13: 0x55b5636651be - dir_lines_streamer::tests::streamer_empty::h9245c072827a516f [INFO] [stdout] at src/lib.rs:224 [INFO] [stdout] 14: 0x55b5636650fa - dir_lines_streamer::tests::streamer_empty::{{closure}}::hfbd51c577b8973c3 [INFO] [stdout] at src/lib.rs:213 [INFO] [stdout] 15: 0x55b56365428e - core::ops::function::FnOnce::call_once::ha06a3dbbcb5ea894 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 16: 0x55b563758f66 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 17: 0x55b563758f66 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 18: 0x55b563758f66 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 19: 0x55b563758f66 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55b563758f66 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55b563758f66 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 22: 0x55b563758f66 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] 23: 0x55b563730f86 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 24: 0x55b563736315 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 25: 0x55b563736315 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x55b563736315 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 27: 0x55b563736315 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 28: 0x55b563736315 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x55b563736315 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 30: 0x55b563736315 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 31: 0x55b5638675fa - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 32: 0x55b5638675fa - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x55b5638675fa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 34: 0x7fd454e3f609 - start_thread [INFO] [stdout] 35: 0x7fd454d4b103 - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::streamer_empty [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "45a11fbc441ae9f4540db01ce690b6d8d5f063dca0d064c34f9821dd50f053c5"` [INFO] running `"docker" "rm" "-f" "45a11fbc441ae9f4540db01ce690b6d8d5f063dca0d064c34f9821dd50f053c5"` [INFO] [stdout] 45a11fbc441ae9f4540db01ce690b6d8d5f063dca0d064c34f9821dd50f053c5